CN102356039A - Arrangement of elevator machines - Google Patents
Arrangement of elevator machines Download PDFInfo
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- CN102356039A CN102356039A CN2009801580124A CN200980158012A CN102356039A CN 102356039 A CN102356039 A CN 102356039A CN 2009801580124 A CN2009801580124 A CN 2009801580124A CN 200980158012 A CN200980158012 A CN 200980158012A CN 102356039 A CN102356039 A CN 102356039A
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- pulley
- driving machine
- rope
- machine
- actuator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0484—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with a clutch or a coupling system between several motors, e.g. switching different speeds, progressive starting, torque limitation, flywheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/004—Arrangement of driving gear, e.g. location or support in the machine room
Abstract
A drive (50) for a gearless elevator (10) includes a first drive machine (52) with a first sheave having a first axis of rotation, the first sheave to receive a first set of ropes (20A) attached to the elevator car (12), and a second drive machine (54) having a second sheave having a second axis of rotation, the second sheave to receive a second set of ropes (20B) attached to the elevator car (12). The first axis of rotation and the second axis of rotation are parallel, and have a distance therebetween.
Description
Technical field
The disclosure relates generally to elevator device, and relates more particularly to comprise that the elevator device of actuator, this driving implement are useful on a plurality of motors of the single lift car of operation.
Background technology
Representative type towed elevator system comprises the car that is deployed in the hoistway and counterweight, make many ropes of car and counterweight interconnection and have the machines with the traction pulley that engages of restricting.The driving machine of towed elevator has: have the traction pulley of groove, this groove is used for the hoisting rope of elevator; And electric notor, it directly or through Transmission drives the traction pulley.Rope is by the rotating drive of traction pulley, and the rotation of traction pulley causes the interior car of hoistway and the position change of counterweight.Towing machine and relevant electronic machine thereof together with the elevator member of periphery, such as velocity limiter and security feature, are contained in the machine room that places the hoistway top.
The tradition towing machine utilizes the permanent magnet in the rotor so that improve the efficient of machine.Yet traditional usual machine is subject to low relatively load and low speed.Such machine is unpractical to new building, increasing vertically highly the building that new building must be served with elevator.Existing machine has reached their design limit for the building that surpasses 500m that becomes more and more general.
A problem that in gearless (gearless) elevator machine of conventional confguration, runs into is their large scale and weight.This motor takies sizable space and is difficult to be transported to scene and installation.In big elevator machine, it possibly be debatable that moment of torsion is delivered to the traction pulley from drive motor.For the elevator of the speed of the load that is designed for several thousand kg and several metre per second (m/s)s, there is not a kind of conventional machines of the single-motor that has the size that to accept and weight of can utilizing to produce enough moment of torsion and velocity of rotation in the prior art.This has applied the fully utilization of specific (special) requirements with the permission motor on the electric drive of motor, and the size of motor becomes heavy.It is in place with this motor to require special equipment and big hoisting crane to be used for during the construction of the big vertically building of height.In addition, the transverse cross-sectional area of the size of desired motor and machine and the hoistway of regional comparable elevator big, thus require special erecting device once more.Specific (special) requirements cause usually complication system the high price or both.
Therefore, there is the demand of the following elevator device of development in this area, and this elevator device effectively utilizes free space and in wide elevator applications scope, comprises high-rise vertically building, satisfies mission payload and rate request.In addition, have the demand to following machine, this machine is easy to install and can locatees through utilizing the common building hoisting crane to promote this machine through hoistway.
Summary of the invention
In one embodiment, disclose a kind of actuator that is used for gearless elevator, it comprises: first driving machine, and it has first pulley with first rotation axis, and first pulley receives the first rope group that is attached to lift car; With second driving machine, it has second pulley, and second pulley has second rotation axis, and second pulley receives the second rope group that is attached to lift car.First rotation axis is parallel with second rotation axis, and has the distance between them.
In another embodiment, disclose a kind of elevator device, it has the many ropes and the actuator equipment of lift car, counterweight, connection lift car and counterweight in hoistway.The actuator equipment has first driving machine that has first pulley, second driving machine that has second pulley and deflector pulley.First set of bond, first pulley in the said many ropes, second set of bond, second pulley in the said many ropes, and whole said many ropes engage said deflector pulley.
In another embodiment, disclose a kind of actuator that is used for elevator, it has a plurality of driving machines that are used to drive lift car.In a plurality of driving machines each comprises the pulley that has axis, and each parallel axes is in remaining pulley axis, and each axis of a plurality of driving machines is spaced apart with contiguous axis.
Description of drawings
Fig. 1 is the transparent view of representative type gearless towed elevator.
Fig. 2 is the front elevation that is used for the machine actuator of gearless towed elevator.
Fig. 3 is the front elevation of machine actuator among Fig. 2.
Fig. 4 is the lateral plan of another embodiment that is used for the machine actuator of gearless towed elevator.
Fig. 5 is the lateral plan of another embodiment that is used for the machine actuator of gearless towed elevator.
Fig. 6 is the lateral plan of another embodiment that is used for the actuator of towed elevator.
The specific embodiment
Fig. 1 is the transparent view of representative type gearless towed elevator 10.Shown in Figure 1 is elevator 10, and it comprises the car 12 in the hoistway 24, double-type car guide rail 14A and 14B, counterweight 16, double-type counterweight guide rail 18A and 18B, make many ropes 20 of car 12 and counterweight 16 interconnection and at the place, top and 20 towing machines that engage 22 of restricting of hoistway top ceiling.
Towing machine 22 engages rope 20.Towing machine 22 has other known member of motor 40, pulley 42, drg, bearing and prior art.Pulley 42 have be used for the rope 20 interactional layouts.Therefore, the design of pulley will be depended on the type of rope used in the elevator 10 20.Pulley 42 can be coaxial with motor 40, and can be by motor 40 direct drives, and motor 40 is such as being attached to rotor, or in some situations, can partly become whole with rotor shaft.In other embodiments, pulley 42 is attached to motor 40 through transfer gear box.Motor 40 can be interchange (AC) or direct current (DC) electric notor.In one embodiment, motor 40 can be and has 100, and the maximum of 000kg can allow the permanent magnetism AC gearless machine of sheave shaft load, and 4.0 to 10.0m/s car speed is provided.
In the embodiment shown in fig. 1, towing machine 22 together with controller 44 and velocity limiter 46, places the machine room of 32 tops, top of hoistway.In other embodiments, towing machine 22 can place in the hoistway in no machine room structure.Controller 44 is carried out the operation control of elevator 10.Operation control comprises the adjustment motor speed, comprises along the startup of hoistway 34 car 12 and stops in appropriate position, and the acceleration of the car in hoistway 34 12, speed and deceleration.Controller 44 also coordinates to hold the car call in the building of elevator 10, thereby the visible indication of car 12 positions is provided, and passes on relevant car information for the occupant.In other embodiments, controller 44 places other place of the building that holds elevator 10.
Velocity limiter 46 is as the safety gear that is used for elevator 10.Velocity limiter 46 is triggered by car speed, and will be at the predetermined speed place triggering system drg.Elevator 10 also can comprise other safeguard construction, such as car buffer 48.Car buffer 48 is a shock mitigation system, and can comprise that piston, spring in the oiling cylinder perhaps are similar structures well known by persons skilled in the art.Except that these security features, controller 44 can have security feature, such as the operation of controllable electromagnetic drg or definite car 12 system of safety whether.
Described design is applicable to the representative type building.Yet,, can meet with many problems to high-rise.For example, if utilize single towing machine, must increase the power requirement of size to support to increase.Because the transverse cross-sectional area of the comparable hoistway of towing machine is big, so this causes space problem.In addition, very large towing machine is difficult to be transported to work-site, and can require special equipment to install.
Fig. 2 is the side schematic views of an embodiment that is used for the towing machine of the present invention system 50 of elevator 10, and Fig. 3 is the positive schematic views of towing machine actuator 50.Be depicted as towing machine system 50 with first towing machine 52 and second towing machine 54 above deflector 56.Towing machine system 50 provides prime power to the single lift car that is included in the hoistway 24.In optional embodiment, towing machine 50 provides prime power to be used for a plurality of cars in the hoistway 24, and it shares public rope group 20A and 20B.First towing machine 52 and second towing machine 54 can be the permanent magnet AC motor, the embodiment of the described towing machine 22 of similar above, and it has the rotor that is directly connected to pulley.Towing machine 52 all also can have identical specification with 54.
In one embodiment, towing machine 52 and 54 is mounted to and makes the towing machine 52 of winning spaced apart vertically above towing machine 54.First towing machine 52 comprises the pulley that has first rotation axis, and second towing machine comprises the pulley that has second rotation axis.First rotation axis and second rotation axis are parallel and have a distance between them. Towing machine 52 and 54 is all placed in the middle on the axis in the path of the car in being parallel to hoistway 24 12.Towing machine system 50 and rope 20A and 20B can reside in the transverse cross-sectional area of hoistway 24. Towing machine 52 and 54 install in series allow the function of motor, drg and bearing load between two towing machines, to distribute, thereby cause littler towing machine.
The first rope group 20A twines first towing machine 52.In one embodiment, rope 20A can be close to the location, side of the pulley 52A of first towing machine 52.The second rope group 20B twines towing machine 54.For the layout of above-mentioned rope 20A, but rope 20B centered so that do not intersect or with other mode rope-chaff 20A with rope 20A.The first rope group 20A that is arranged as that another is possible resides in a side of the pulley that is used for first towing machine 52 and the opposite side that the second rope group 20B resides in the pulley that is used for second towing machine 54.Arrange that for any rope rope group 20A and 20B be to extending below and contact deflector 56 through preceding hole 60, and be arranged in symmetrically on the deflector 56.Deflector 56 is an idle pulley, or similar unpowered pulley structure, and its permission is rotated around central axial line.Deflector 56 is installed in the hoistway 24 through support 59.In an embodiment (not shown).Deflector 56 is attached to car 12.
Rope 20A can twine towing machine 52 with the angle near 180 degree, and rope 20B can be to twine towing machine 54 than rope 20A around the angle of the little some degree of winding of towing machine 52.Deflector 56 makes rope 20A and 20B align when extending below and be attached to car 12 at them.But the suspension of the almost parallel ground, opposite end of rope 20A and 20B extends downwardly in the hoistway 24 and through hole 62 and is attached to counterweight 16.Yet other termination of rope is possible.
Fig. 4 is the side schematic views that is used for the optional embodiment of towing machine system 50.Be depicted as towing machine system 50, it has first towing machine 52 and second towing machine 54 and the deflector in hoistway 24 56 in machine room.First towing machine 52 and second towing machine 54 can be the permanent magnet AC motor that is connected to pulley through concentric shafts.Towing machine 52 and 54 can be installed and make the towing machine 52 of winning spaced apart vertically above towing machine 54.Yet other layout is possible.Second towing machine 54 is fixed to the floor (that is: the hoistway top ceiling 32) of machine room.First towing machine 52 is fixed to supporting construction 64, and it can have angled side strut member 66 and horizontal support member 68.Strut member 66 and 68 is built by structural beams or similar structures known in the art.Towing machine 52 and 54 substrate are such as with fastener or be fixed to supporting construction separately by weldment.
Once more, towing machine 52 and 54 is all placed in the middle on the axis in the path of the car in being parallel to hoistway 34 12.Towing machine system 50 and rope 20A and 20B can all be included in the transverse cross-sectional area of hoistway 24. Rope 20A and 20B can similarly twine shown in Figure 2ly.Rope 20A extends through hole 60A in the horizontal support member 68 and 62A from towing machine 52.Rope 20A all extends through hole 60 (contacting deflector 56) and 62 with the 20B that restricts, and wherein an end is attached to car 12 and the other end is attached to counterweight 16. Rope 20A and 20B can towing machine 52 and 54 and deflector 56 on spaced apart symmetrically.
Fig. 5 is the side schematic views that is used for another embodiment of towing machine actuator 50.Be depicted as towing machine system 50 and the interior deflector 56 of machine room with first towing machine 52 and second towing machine 54.First towing machine 52 and second towing machine 54 can be the permanent magnet AC motor, and it has the pulley that is attached to it as previously mentioned.
In this embodiment, deflector 56 can be installed to machine room floor (that is: the hoistway top ceiling 32).Towing machine actuator 50 is attached to the machine room floor through support system 70.Support system 70 can comprise first horizontal support member 72, second horizontal support member 74 and vertical rack 76.First towing machine 52 is fixed to first horizontal support member 72 and second towing machine 54 is fixed to second horizontal support member 74.First and second horizontal support member all are fixed to the hoistway top ceiling through vertical rack 76.Support can be parallel in one embodiment, perhaps can be angled in other embodiments.Support system 70 is built by structural beams, metal sheet, fastener and similar articles known in the art.
Once more, in any one in the layout of Tao Luning, rope 20A twines first towing machine 52 in front, and rope 20B twines towing machine 54. Rope group 20A and 20B are to extending below and contacting deflector 56 through preceding hole 60.Deflector 56 is an idle pulley, or similar unpowered pulley structure, and its permission is rotated around central axial line.Deflector 56 is sized to has axial length, and it allows whole rope 20A to contact pulley with 20B.In optional embodiment, deflector 56 can be a plurality of pulleys that are installed to hoistway top ceiling 32.
Rope 20A can twine towing machine 52 with the angle that approaches 180 degree, and rope 20B can be to twine towing machine 54 than rope 20A around the angle of the little some degree of winding of towing machine 52.Deflector 56 makes rope 20A and 20B align when extending below and being attached to car 12 (not shown) at them.The rope 20A that extends from the opposite side of towing machine 52 and 54 can roughly hang with the part of 20B in parallel with each other, and is roughly parallel to the part that extends down into hoistway 24 from the rope 20A and the 20B of deflector 56 extensions.
In whole above designs, first towing machine 52 and second towing machine, 54 synergies are to provide prime power to elevator 10.First towing machine 52 and second towing machine 54 can all be connected to controller 44.In one embodiment, towing machine connects and operation with master-slave relationship.In this arranged, towing machine will be for having the main control computer of closed-loop speed, and another generation and the same moment of torsion of main control computer.In certain embodiments, towing machine 52 and 54 all can have the motor that comprises same size.In optional embodiment, each motor comprises different specifications.
Rope 20A and rope 20B can be spaced apart symmetrically against each other.The symmetry of rope at interval together with the location of the rope through deflector 56, has reduced the overbalance of lift car, and this overbalance is in generation when first towing machine 52 and the second towing machine actuator 54 differ from one another on moment of torsion or speed.Therefore, the symmetric arrangement of rope prevents the inclination of car 12.
Above-mentioned disclosed design can have the towing machine system 50 in the projection of hoistway 24.That is to say that the towing machine actuator is installed in the zone of the transverse cross-sectional area that is equal to or less than hoistway 24 with whole associated components.This design regulation keeps the desired zone of elevator minimum in the building, thereby makes the utilized space maximization of building.Towing machine actuator 50 comprises two less towing machines, and it replaces the demand to single big towing machine.Need not utilize special machine to install, and usual machine can be united utilization so that desired power to be provided, even at the highest point of building.Therefore, need not produce a spot of very big machine.On the contrary, the designer can unite the existing machine design of utilization to obtain desired performance.Be installed in hoistway top ceiling top though whole embodiment is depicted as, can imagine that a plurality of driving machines are included in the interior embodiment of hoistway of hoistway top ceiling below.
Though illustrated embodiment all comprises two towing machines, can utilize the towing machine of any number.Fig. 6 is the lateral plan of another embodiment that is used for the towing machine actuator of gearless towed elevator.In this embodiment, the towing machine actuator has three towing machines 52,53 and 54.Every towing machine 52,53,54 has motor, pulley, bearing and drg.Every towing machine 52,53 and 54 pulley have the rotation axis that is parallel to other, and each axis and other are spaced apart. Rope group 20A, 20C and 20B extend around every towing machine 52,53,54 separately, and contact deflector 56.The angle that centers on of the rope on every towing machine will along with towing machine apart from the interval of deflector 56 and increase. Towing machine 52,53 and 54, and deflector 56 are installed on the surface 80 in the machine room 78, and this surface can be the floor or the roof of the building that comprises elevator device.The machine room 78 that comprises towing machine 52,53 and 54 can utilize in the building of the finite space that has the top that is close to hoistway 24.
Though invention has been described with reference to preferred embodiment, one skilled in the art would recognize that and can not break away from the spirit and scope of the present invention, in form and details the present invention is made change.
Though invention has been described with reference to (a plurality of) example embodiment, it should be appreciated by those skilled in the art that not depart from the scope of the present invention, and can make the replaceable element wherein of various changes and equivalent.In addition, can make many modifications so that specific situation or material adapt to teaching of the present invention, and the base region that does not break away from it.Therefore, the invention is intended to not be subject to disclosed (a plurality of) specific embodiment, but the present invention will comprise the whole embodiment in the scope that belongs to accompanying claims.
Claims (20)
1. actuator that is used for elevator, said actuator comprises:
First driving machine, it has first pulley and is attached to the first rope group of lift car with reception, and said first pulley has first rotation axis; With
Second driving machine, it has second pulley and is attached to the second rope group of said lift car with reception, and said second pulley has second rotation axis;
Wherein, said first rotation axis is parallel with said second rotation axis, and has the distance between them.
2. actuator according to claim 1 is characterized in that, said first driving machine is separated through supporting construction and said second driving machine.
3. actuator according to claim 1 is characterized in that, also comprises:
The deflector pulley, it makes the said first rope group and the second rope group align with respect to said lift car.
4. actuator according to claim 1 is characterized in that, said first driving machine and second driver train cause and be in master-slave relationship.
5. actuator according to claim 1 is characterized in that, said first driving machine and said second driving machine are spaced apart vertically.
6. elevator device comprises:
Lift car in hoistway;
Counterweight;
Many ropes, it connects said lift car and said counterweight; With
Drive equipment, it comprises:
First driving machine that has first pulley;
Second driving machine that has second pulley; With
The deflector pulley; And
Wherein, said first pulley of the rope set of bond of first in the said many ropes, said second pulley of the rope set of bond of second in the said many ropes, and whole said many ropes engage said deflector pulley.
7. elevator device according to claim 6 is characterized in that, said first driving machine places said second driving machine top.
8. elevator device according to claim 6 is characterized in that the winding angle of the said first rope group is greater than the winding angle of the said second rope group.
9. elevator device according to claim 6 is characterized in that, said first rope group and the said second rope group are around said deflector pulley symmetric arrangement.
10. elevator device according to claim 6 is characterized in that, said first driving machine is identical with second driving machine.
11. elevator device according to claim 6 is characterized in that, said first driving machine is separated through supporting construction and said second driving machine.
12. elevator device according to claim 6 is characterized in that, said deflector pulley places the top ceiling below of said hoistway.
13. elevator device according to claim 6 is characterized in that, said first driving machine and said second driver train cause and are in master-slave relationship.
14. elevator device according to claim 6 is characterized in that, said first driving machine is installed on the identical supporting construction with said second driving machine.
15. an actuator that is used for elevator, said actuator comprises:
A plurality of driving machines, it is used to drive lift car;
Wherein, each in said a plurality of driving machines comprises the pulley that has axis, and each parallel axes is in remaining pulley axis, and each axis of said a plurality of driving machines is spaced apart with contiguous axis.
16. actuator according to claim 15 is characterized in that, said a plurality of driving machines are identical.
17. actuator according to claim 16 is characterized in that, said a plurality of driving machines are separated from each other through supporting construction.
18. actuator according to claim 16 is characterized in that, also comprises:
Independent rope group, it twines each the pulley in said a plurality of driving machine.
19. actuator according to claim 18 is characterized in that, said independent rope group is around said deflector pulley symmetric arrangement.
20. actuator according to claim 15 is characterized in that, said a plurality of driver trains cause and are in master-slave relationship.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2009/037263 WO2010107423A1 (en) | 2009-03-16 | 2009-03-16 | Arrangement of elevator machines |
Publications (2)
Publication Number | Publication Date |
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CN102356039A true CN102356039A (en) | 2012-02-15 |
CN102356039B CN102356039B (en) | 2016-11-30 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108059056A (en) * | 2017-12-19 | 2018-05-22 | 中国矿业大学 | A kind of extra deep shaft twin-roll drives big load friction winding system and method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004155519A (en) * | 2002-11-01 | 2004-06-03 | Mitsubishi Electric Corp | Elevator device |
JP2005132527A (en) * | 2003-10-29 | 2005-05-26 | Hitachi Ltd | Multi-car elevator |
JP2005335824A (en) * | 2004-05-24 | 2005-12-08 | Mitsubishi Electric Corp | Elevator hoist |
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004155519A (en) * | 2002-11-01 | 2004-06-03 | Mitsubishi Electric Corp | Elevator device |
JP2005132527A (en) * | 2003-10-29 | 2005-05-26 | Hitachi Ltd | Multi-car elevator |
JP2005335824A (en) * | 2004-05-24 | 2005-12-08 | Mitsubishi Electric Corp | Elevator hoist |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108059056A (en) * | 2017-12-19 | 2018-05-22 | 中国矿业大学 | A kind of extra deep shaft twin-roll drives big load friction winding system and method |
CN108059056B (en) * | 2017-12-19 | 2019-10-11 | 中国矿业大学 | A kind of extra deep shaft twin-roll driving big load friction winding system and method |
Also Published As
Publication number | Publication date |
---|---|
WO2010107423A1 (en) | 2010-09-23 |
EP2408705A1 (en) | 2012-01-25 |
RU2535956C2 (en) | 2014-12-20 |
EP2408705A4 (en) | 2013-06-19 |
JP2012520812A (en) | 2012-09-10 |
US20110315487A1 (en) | 2011-12-29 |
RU2011132278A (en) | 2013-04-27 |
JP5468679B2 (en) | 2014-04-09 |
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